Designed by the late Italian architect Ettore Sottsass, the Woodside, Calif., property consists of a collection of buildings, each a different shape and material

It may be the epitome of geek chic: David Kelley, founder of the influential design firm IDEO, is listing his Silicon Valley home—a collection of buildings designed by the late Italian architect and designer Ettore Sottsass—for $14.995 million.

On approximately 5 acres in the affluent woodsy town of Woodside, Calif., the roughly 7,000-square-foot residence consists of six separate pavilions, each a different shape and material, “like a little Italian village,” said Mr. Kelley, 66. One is a wood-shingled home office with a...